Some unusual cases.
D001929:Brain Edema / Q000150:complications*; D003920:Diabetes Mellitus; D004172:Diplopia / Q000517:prevention & control*; D005139:Eyeglasses; D005260:Female; D006801:Humans; D008297:Male; D012174:Retinitis Pigmentosa; D014786:Vision Disorders / Q000209:etiology*